I've been working on a bookmarking app with a feature that reminds you to revisit bookmarks (either algorithmically or manually via a schedule.) It also has built-in wishlisting and a bunch of other stuff I always wanted out of a bookmark app. Bookmark apps are a really crowded space and I have no idea how to advertise something with so many alternatives, I built this app because I always wanted these features I couldn't find elsewhere.
I can appreciate the reminder feature. I always thought that something like that would be useful if combined with an archiving tool for short notes, quotes or text snippets: Here's the quote you saved last year on this day ...
https://www.mochimarks.com/landing